B 500.148 

.1 SOQ.1I1g8t 

Eutrophication Lakes Large Impoundments.Eutrophication 
in Iarge Iakes and impoundments. 
Report compiled by C.P.MiIway. L'eu 
trophisation dans Ies grands Iacs et Ies 
retenues d'eau. Symposium d'UppsaIa, may 
1968; Skokloster, Uppsala. /Hit Tab.u.Kt./ 
-(Paris:) OECD (1970.) 560 5., davon 4 BI 

80

gef.